<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<div id="box">
			1111
		</div>
		<div class="box">
			222
		</div>
		<p>333</p>
	</body>
</html>
<script src="js/tools.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
	console.log(Select.$("#box").innerHTML);
	console.log(Select.$("p").innerHTML);
	console.log(Select.$(".box").innerHTML);
</script>